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retiredleo

Live LEO tracker

Browse UNCLASSIFIED

Identification

NORAD / COSPAR: 20580 / 1990-037B
Constellation: UNCLASSIFIED
Object type: PAYLOAD
Country / owner: United States
Operator: Various

Launch

Launch date: 24 Apr 1990
Launch site: N/A
Launch vehicle: N/A
Decay date: In orbit

Orbital parameters

Period: 93.99 min
Inclination: 28.47°
Apoapsis: 471 km
Periapsis: 468 km
Mean altitude: 470 km
Semi-major axis: 6841 km
Eccentricity: 0.00021

Live state

Latitude: —
Longitude: —
Altitude: —
Velocity: —
Footprint area: —

TrackingLive tracker

TLE epoch: 10/23/2026, 6:19:32 AM
Source: Space-Track

1 20580U 90037B   26296.26356805  .00007129  00000-0  21625-3 0  9992
2 20580  28.4737 284.3569 0002127 136.0164 224.0602 15.32054885808225